Mailing Address

P.O. Box 566
El Reno, OK 73036

WTI Crude: 59.22
Brent Crude: 65.43
Western Canadian Select: 45.53
Dubai Crude: 63.89
OPEC Basket: 65.60
Natural Gas: 2.328
Feeder Cattle: 1.36
Dow Jones: 26,525.52
S&P: 2,922.31
  • The material for Seamless steel pipe conforms to the requirements of ASTM A106 Grade B.
  • Seamless Steel Nipple Design/Dimensions conform to ASTM A733.
  • NPT threads on Nipples conform to ASME B1.20.1. Threads are right hand on both the ends.
  • The ends of the Nipple are chamfered on the outside at an angle of 35˚ +/- 10˚ to the central axis and free from burrs.
  • Ends are cut square to the central axis.
  • All Nipples are stamped with heat code and material specification
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